Re: [PATCH 08/15] ARM: dts: Configure interconnect target module for dra7 mpu

[Tony Lindgren <tony@atomide.com>]

* Tony Lindgren <tony@atomide.com> [210126 12:43]:
> We can now probe devices with device tree only configuration using
> ti-sysc interconnect target module driver. Let's configure the
> module, but keep the legacy "ti,hwmods" peroperty to avoid new boot
> time warnings. The legacy property will be removed in later patches
> together with the legacy platform data.
...

> +		target-module@48210000 {
> +			compatible = "ti,sysc-omap4-simple", "ti,sysc";
> +			ti,hwmods = "mpu";
> +			power-domains = <&prm_mpu>;
> +			clocks = <&mpu_clkctrl DRA7_MPU_CLKCTRL 0>;
> +			clock-names = "fck";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges = <0 0 0x1f0000>;
> +
> +			mpu {
> +				compatible = "ti,omap5-mpu";
> +			};
> +		};

I noticed the ranges property above is wrong, it should not be 0.
That range is currently unused thoug. Updated patch below.

Regards,

Tony

8< ----------------------
From tony Mon Sep 17 00:00:00 2001
From: Tony Lindgren <tony@atomide.com>
Date: Mon, 8 Mar 2021 10:47:59 +0200
Subject: [PATCH] ARM: dts: Configure interconnect target module for dra7
 mpu

We can now probe devices with device tree only configuration using
ti-sysc interconnect target module driver.

Signed-off-by: Tony Lindgren <tony@atomide.com>
---
 arch/arm/boot/dts/dra7.dtsi | 27 +++++++++++++++------------
 1 file changed, 15 insertions(+), 12 deletions(-)

diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -124,18 +124,6 @@ opp_high@1500000000 {
 		};
 	};
 
-	/*
-	 * The soc node represents the soc top level view. It is used for IPs
-	 * that are not memory mapped in the MPU view or for the MPU itself.
-	 */
-	soc {
-		compatible = "ti,omap-infra";
-		mpu {
-			compatible = "ti,omap5-mpu";
-			ti,hwmods = "mpu";
-		};
-	};
-
 	/*
 	 * XXX: Use a flat representation of the SOC interconnect.
 	 * The real OMAP interconnect network is quite complex.
@@ -165,6 +153,21 @@ l4_wkup: interconnect@4ae00000 {
 		};
 		l4_per1: interconnect@48000000 {
 		};
+
+		target-module@48210000 {
+			compatible = "ti,sysc-omap4-simple", "ti,sysc";
+			power-domains = <&prm_mpu>;
+			clocks = <&mpu_clkctrl DRA7_MPU_CLKCTRL 0>;
+			clock-names = "fck";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x48210000 0x1f0000>;
+
+			mpu {
+				compatible = "ti,omap5-mpu";
+			};
+		};
+
 		l4_per2: interconnect@48400000 {
 		};
 		l4_per3: interconnect@48800000 {
-- 
2.30.1